{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001663},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012149","490:4900003814","490:4900011876","466:4660004473","490:4900011421","490:4900011132","490:4900003278","490:4900011681","490:4900011354","490:4900003539","490:4900002267","490:4900009671","490:4900010638","490:4900007503","490:4900007854","490:4900001807","490:4900007966","490:4900003686","466:4660004723","490:4900008415","466:4660005305","490:4900011552","490:4900009789","490:4900010972","490:4900004826"],"twin_admin_codes":[490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,466,490,490,490,490],"twin_sims":[0.07681558895090752,0.06600342740695507,0.0557237271728588,0.05314032204980974,0.045034856063841215,0.031450892876024504,0.028110604292469636,0.02516750664150578,0.024263825163021734,0.023817473800386187,0.02363937794457875,0.022021543540297207,0.020612173991673026,0.020005882109692917,0.019170057798624088,0.018673130579206824,0.01835076824571304,0.017801712845256258,0.01723874473598243,0.01666149807076687,0.01631652286122268,0.0151723148120566,0.013664507162647159,0.013441743961294073,0.012268713174312693],"twin_dists":[0.29423653000374705,0.30280807582430197,0.3120962156880377,0.3146512964972399,0.3234014781297971,0.34161325154444994,0.347112906122717,0.3524460286730213,0.354191739466403,0.35507484241474846,0.3554312088813591,0.3587797251957107,0.3618757891605186,0.36326471926907555,0.36524094356403286,0.3664518454025986,0.3672525267140803,0.36864504775349577,0.37011247697313693,0.3716614246141286,0.3726097461786412,0.3758866041489874,0.38055456631053114,0.38128239540920417,0.3853007627742988],"n_dims_used":45,"mean_confidence":0.9118688795301649},"coverage":{"mean_confidence":0.9118688795301649,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}